<%@ page language="java" import="java.util.*" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<%@ taglib uri="/stringDeal" prefix="wghfn" %>
<%request.setCharacterEncoding("UTF-8"); %>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>定义和使用EL函数</title>
</head>
<body>
内容为：<br>
${wghfn:shiftEnter(param.content) }
</body>
</html>